import axios from "axios";
import {Message} from "element-ui";
import router from "@/router";

// 请求拦截器
axios.interceptors.request.use(config => {
    // 如果存在token, 则之后的请求携带token
    if (window.sessionStorage.getItem('tokenStr')) {
        config.headers['Authorization'] = window.sessionStorage.getItem('tokenStr');
    }
    return config;
}, error => {
    console.log(error);
})

// 响应拦截器
axios.interceptors.response.use(success => {
    // 业务逻辑错误
    if (success.status && success.status === 200) {
        if (success.data.code === 500 || success.data.code === 401 || success.data.code === 403) {
            Message.error({message: success.data.msg})
            return
        }
        // 如果成功之后有消息, 展示返回的消息
        if (success.data.msg) {
            Message.success({message: success.data.msg})
        }
    }
    return success.data;
}, error => {
    if (error.response.code === 504 || error.response.code === 404) {
        Message.error({message: '服务器被吃了'})
    } else if (error.response.code === 403) {
        Message.error({message: '权限不足, 请联系管理员'})
    } else if (error.response.code === 401) {
        Message.error({message: '未登录, 请登录'})
        router.replace('/')
    } else {
        if (error.response.data.msg) {
            Message.error({message: error.response.data.msg})
        } else {
            Message.error({message: '未知错误'})
        }
    }
    return
});

let base = ''

// 传送Json格式的post请求
export const postRequest = (url, params) => {
    return axios({
        method: 'post',
        url: `${base}${url}`,
        data: params
    })
}

// 传送Json格式的put请求
export const putRequest = (url, params) => {
    return axios({
        method: 'put',
        url: `${base}${url}`,
        data: params
    })
}

// 传送Json格式的delete请求
export const deleteRequest = (url, params) => {
    return axios({
        method: 'delete',
        url: `${base}${url}`,
        data: params
    })
}

// 传送Json格式的get请求
export const getRequest = (url, params) => {
    return axios({
        method: 'get',
        url: `${base}${url}`,
        data: params
    })
}
